/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/NonManifoldMappingSupport.h
Also, any mapping information between the DynamicMesh and source data will be corrupted by topological changes to the DynamicMesh (e.g. edge splits, collapses etc).
class FNonManifoldMappingSupport
constFDynamicM...
DynamicMesh
constFDynamicM...
NonManifoldSrcVIDsAttribute